Plenty of older games only seem to work with certain versions of Proton/Wine, DXVK etc. There are projects like Bottles which let you manage multiple Proton distributions https://usebottles.com/. - Source: Hacker News / 21 days ago

If it need installation (or has some kind of wizard), probably look into UseBottles and once installed, link the .exe to Steam. Source: 6 months ago

Bottles is very convenient to manage wine https://usebottles.com/. Source: 6 months ago

For "normal" games you could look yourself using ProtonDB regarding every game released on Steam and AreWeAntiCheatYet for most multiplayer games. If a game isn't available on Steam you have three possibilities. First if it's available on GOG, Epic Games or Amazon Gaming, you could use the Heroic Games Launcher. Second you could try to run the launchers through Steam itself using once again Proton. Third you... Source: 6 months ago

Bottles is great for old classic non-steam games. I haven't tried 🏴‍☠️ with it but I can't see why it wouldn't work. Source: 6 months ago

So, back in early 2022 a Kongregate member and fan Matrix4348 wrote a script that made playing flash games again a possibility at Kongregate.com. Kongai, Kongregate's former flagship game, being a card game I really like, I created a Discord server dedicated to it https://discord.gg/7WZ9kpaT2f which makes it easy to arrange matches with others and organize tournaments. However, if you just want the solution how to... Source: 11 months ago

What happens if you try and play the game from kongregate.com? Source: over 1 year ago

FWIW--- from a really old kongregate.com forum fost:. Source: over 1 year ago

Was probably found on addictinggames.com, kongregate.com, and/or newgrounds.com. Source: over 1 year ago

And there has been someone there to say that for every goof Kong has made in the game for as long as I've been on this subreddit (and the old kongregate.com forums). Source: over 1 year ago